[프로그래머스] 비밀지도😅

https://programmers.co.kr/learn/courses/30/lessons/17681

function solution(n, arr1, arr2) {
    var answer = [];
    var temp = [];
    var result = '';
    var zero = '';
    for(let i = 0; i < n; i++){
        temp.push((arr1[i] | arr2[i]).toString(2))
        if(temp[i].length < n){
            for(let j = 0; j < n-temp[i].length; j++){
                zero += '0'
            }
            temp[i] = (zero.concat(temp[i]))
            zero = '';
        }
    }
    console.log(temp)
    for(let j = 0; j < n; j++){
        for(let k = 0; k < n; k++){
            if(temp[j][k] == 1)
                result += '#'
            else
                result += ' ';
        }
        answer.push(result)
        result = ''
    }
    return answer;
}